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时间:2021-03-04

庆祝节日,注册澳博

注册澳博Mansfield says her method, which she will present in September in London at a Noether celebration, could eventually be used to create simulations that behave more like the real world.注册澳博The plague may well have reached Siberia by roughly 4,500 years ago, at a time when Y.注册澳博pestis infected people inhabiting other parts of Eurasia (SN: 10/22/15), says evolutionary geneticist Hendrik Poinar of McMaster University in Hamilton, Canada who did not participate in the new study.注册澳博But it’s possible that the ancient Siberians were infected with a version of Y.。注册澳博。注册澳博pestis that wasn’t virulent.注册澳博If so, the bacterium wouldn’t have killed enough people to alter the genetic structure of Siberians.注册澳博Genetic data from only two individuals provides too little evidence to confirm that they possessed a virulent strain of Y.

注册澳博But it’s possible that the ancient Siberians were infected with a version of Y.。注册澳博。注册澳博pestis that wasn’t virulent.

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